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OPT3001 Ambient Light Sensor (ALS)
- 1 Features
- 2 Applications
- 3 Description
- 4 Revision History
- 5 Pin Configuration and Functions
- 6 Specifications
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7 Detailed Description
- 7.1 Overview
- 7.2 Functional Block Diagram
- 7.3 Feature Description
- 7.4 Device Functional Modes
- 7.5 Programming
- 7.6
Register Maps
- 7.6.1
Internal Registers
- 7.6.1.1
Register Descriptions
- 7.6.1.1.1 Result Register (offset = 00h)
- 7.6.1.1.2 Configuration Register (offset = 01h) [reset = C810h]
- 7.6.1.1.3 Low-Limit Register (offset = 02h) [reset = C0000h]
- 7.6.1.1.4 High-Limit Register (offset = 03h) [reset = BFFFh]
- 7.6.1.1.5 Manufacturer ID Register (offset = 7Eh) [reset = 5449h]
- 7.6.1.1.6 Device ID Register (offset = 7Fh) [reset = 3001h]
- 7.6.1.1
Register Descriptions
- 7.6.1
Internal Registers
- 8 Application and Implementation
- 9 Power-Supply Recommendations
- 10Layout
- 11Device and Documentation Support
- 12Mechanical, Packaging, and Orderable Information
- IMPORTANT NOTICE
Package Options
Mechanical Data (Package|Pins)
- DNP|6
Thermal pad, mechanical data (Package|Pins)
Orderable Information
DATA SHEET
OPT3001 Ambient Light Sensor (ALS)
1 Features
- Precision Optical Filtering to Match Human Eye:
- Rejects > 99% (typ) of IR
- Automatic Full-Scale Setting Feature Simplifies Software and Ensures Proper Configuration
- Measurements: 0.01 lux to 83 k lux
- 23-Bit Effective Dynamic Range With
Automatic Gain Ranging - 12 Binary-Weighted Full-Scale Range Settings:
< 0.2% (typ) Matching Between Ranges - Low Operating Current: 1.8 µA (typ)
- Operating Temperature Range: –40°C to +85°C
- Wide Power-Supply Range: 1.6 V to 3.6 V
- 5.5-V Tolerant I/O
- Flexible Interrupt System
- Small-Form Factor: 2.0 mm × 2.0 mm × 0.65 mm
2 Applications
- Display Backlight Controls
- Lighting Control Systems
- Tablet and Notebook Computers
- Thermostats and Home Automation Appliances
- Point-of-Sale Terminals
- Outdoor Traffic and Street Lights
- Cameras
Spectral Response: The OPT3001 and Human Eye
